romney delivers what his campaign is calling a major foreign policy speech in virginia. yesterday, he was in florida, a key swing state. late their week, the running mates duke it out in their debate. joe biden and paul ryan face off in the only vice presidential debate in kentucky. and a new poll by the university of denver, where last week's presidential debate was held, gives president obama a slight edge over mitt romney in colorado, a key swing state. 47% to 43%. paul steinhauser joins us live now. what do you make of all this? >> reporter: the new poll numbers. those are pretty much in line, john, with what we saw prior to the debate. other polls conducted in colorado, as you mentioned, a key battleground state, where the president had a slight edge, same story. this new university of denver poll. among independents, the president has a double-digit lead. when are we going to see more polls? you're going to see a bunch over the next 48 hours the next couple of days leading up to the vice presidential debate. a bunch of major organizations, including cnn, are in the field right n